From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Wichmann, Mats D" <mats.d.wichmann@intel.com>
Date: Thu, 20 Mar 2003 20:07:32 +0000
Subject: RE: [Linux-ia64] [patch] logical CPU numbering
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To: linux-ia64@vger.kernel.org

> If a CPU fails to start during smp_boot_cpus(), then the logical CPU
> numbering gets will have a "hole".  Using the number of booted CPU's
> instead of the loop index will correct this.

Just curious, does having a hole cause a problem?
It might well; I don't know.

I consider some future scenario where if cpu X
didn't come up, it can be hot-replaced, at which
point one might actually want to have that "slot"
reserved for it.